138726604816

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{367}}^1\times {\mathrm{549421}}^1$

素因数の和:549839

約数の個数: 40

約数和(自身を含む): 275783471744

約数和(自身を除く): 137056866928

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 367, 688, 734, 1468, 2936, 5872, 15781, 31562, 63124, 126248, 252496, 549421, 1098842, 2197684, 4395368, 8790736, 23625103, 47250206, 94500412, 189000824, 201637507, 378001648, 403275014, 806550028, 1613100056, 3226200112, 8670412801, 17340825602, 34681651204, 69363302408, 138726604816]

約数ペア:

[(1, 138726604816), (2, 69363302408), (4, 34681651204), (8, 17340825602), (16, 8670412801), (43, 3226200112), (86, 1613100056), (172, 806550028), (344, 403275014), (367, 378001648), (688, 201637507), (734, 189000824), (1468, 94500412), (2936, 47250206), (5872, 23625103), (15781, 8790736), (31562, 4395368), (63124, 2197684), (126248, 1098842), (252496, 549421)]